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【简答题】
三角形的面积为: area=s*(s-a)*(s-b)*(s-c) 其中,s=1/2(a+b+c),a,b,c为三角形的三边。定义两个带参数的宏,一个用来求s,另一个用来求area。编写程序,在用带实参的宏名来求面积area。
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举一反三
【单选题】A ( ) contract is a contract agreement in which an offeror promises to pay after the occurrence of a specified act. An insurance policy contract is an example of it.
A.
unilateral
B.
bilateral
C.
parol
D.
implied
【判断题】An oral contract is a spoken agreement that is as valid as a written contract.
A.
正确
B.
错误
【单选题】According to Contract Law, an contract is concluded through .
A.
offer and counter-offer
B.
enquiry and offer
C.
offer and acceptance
D.
enquiry, offer, counter-offer, and acceptance
【简答题】肋骨的编号方法是( )
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